Kimiharu Tanaka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electric resistance welding operation management device, electric r...
- Patent number 9,446,473
- Issue date Sep 20, 2016
- Nippon Steel & Sumitomo Metal Corporation
- Noboru Hasegawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC RESISTANCE WELDED STEEL PIPE MANUFACTURING DEVICE AND ELEC...
- Publication number 20200391318
- Publication date Dec 17, 2020
- NIPPON STEEL CORPORATION
- Kotaro WATANABE
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTRIC RESISTANCE WELDING OPERATION MANAGEMENT DEVICE, ELECTRIC R...
- Publication number 20150090697
- Publication date Apr 2, 2015
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Noboru Hasegawa
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...